61578765

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{929}}^1$

素因数の和:1434

約数の個数: 32

約数和(自身を含む): 109814400

約数和(自身を除く): 48235635

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 929, 1473, 2455, 2787, 4419, 4645, 7365, 8361, 13257, 13935, 22095, 25083, 41805, 66285, 125415, 456139, 1368417, 2280695, 4105251, 6842085, 12315753, 20526255, 61578765]

約数ペア:

[(1, 61578765), (3, 20526255), (5, 12315753), (9, 6842085), (15, 4105251), (27, 2280695), (45, 1368417), (135, 456139), (491, 125415), (929, 66285), (1473, 41805), (2455, 25083), (2787, 22095), (4419, 13935), (4645, 13257), (7365, 8361)]